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A343910 as a simple table

na(n)
11
21
3-1
4-1
50
6-1
71
80
91
100
111
120
130
141
150
160
170
181
190
200
210
221
231
240
250
260
270
280
290
300
31-1
320
330
340
350
360
370
380
390
400
410
420
43-1
440
450
461
471
480
49-1
500
510
520
530
540
550
560
570
580
591
600
610
62-1
630
640
650
660
67-1
680
690
700
71-1
720
730
740
750
760
770
780
79-1
800
810
820
831
840
850
86-1
870
880
890
900

[1,1,-1,-1,0,-1,1,0,1,0,1,0,0,1,0,0,0,1,0,0,0,1,1,
 0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,0,0,0,-1,0,0,1,1,
 0,-1,0,0,0,0,0,0,0,0,0,1,0,0,-1,0,0,0,0,-1,0,0,0,
 -1,0,0,0,0,0,0,0,-1,0,0,0,1,0,0,-1,0,0,0,0]